// This is a generated file, modify: generate/templates/templates/class_content.cc

#include <nan.h>
#include <string.h>

extern "C" {
  #include <git2.h>
 }

#include "../include/nodegit.h"
#include "../include/lock_master.h"
#include "../include/functions/copy.h"
#include "../include/annotated_commit.h"
#include "nodegit_wrapper.cc"

  #include "../include/repository.h"
  #include "../include/oid.h"
  #include "../include/reference.h"
 
#include <iostream>

using namespace std;
using namespace v8;
using namespace node;

  GitAnnotatedCommit::~GitAnnotatedCommit() {
    // this will cause an error if you have a non-self-freeing object that also needs
    // to save values. Since the object that will eventually free the object has no
    // way of knowing to free these values.
                               }

  void GitAnnotatedCommit::InitializeComponent(v8::Local<v8::Object> target, nodegit::Context *nodegitContext) {
    Nan::HandleScope scope;

    v8::Local<v8::External> nodegitExternal = Nan::New<v8::External>(nodegitContext);
    v8::Local<FunctionTemplate> tpl = Nan::New<FunctionTemplate>(JSNewFunction, nodegitExternal);

    tpl->InstanceTemplate()->SetInternalFieldCount(1);
    tpl->SetClassName(Nan::New("AnnotatedCommit").ToLocalChecked());

           Nan::SetMethod(tpl, "fromFetchhead", FromFetchhead, nodegitExternal);
             Nan::SetMethod(tpl, "fromRef", FromRef, nodegitExternal);
             Nan::SetMethod(tpl, "fromRevspec", FromRevspec, nodegitExternal);
            Nan::SetPrototypeMethod(tpl, "id", Id, nodegitExternal);
             Nan::SetMethod(tpl, "lookup", Lookup, nodegitExternal);
            Nan::SetPrototypeMethod(tpl, "ref", Ref, nodegitExternal);
    
    InitializeTemplate(tpl);

    v8::Local<Function> constructor_template = Nan::GetFunction(tpl).ToLocalChecked();
    nodegitContext->SaveToPersistent("GitAnnotatedCommit::Template", constructor_template);
    Nan::Set(target, Nan::New("AnnotatedCommit").ToLocalChecked(), constructor_template);
  }

 
/*
  * @param Repository repo
   * @param String branch_name
   * @param String remote_url
   * @param Oid id
    * @param AnnotatedCommit callback
   */
NAN_METHOD(GitAnnotatedCommit::FromFetchhead) {

  if (info.Length() == 0 || !info[0]->IsObject()) {
    return Nan::ThrowError("Repository repo is required.");
  }

  if (info.Length() == 1 || !info[1]->IsString()) {
    return Nan::ThrowError("String branch_name is required.");
  }

  if (info.Length() == 2 || !info[2]->IsString()) {
    return Nan::ThrowError("String remote_url is required.");
  }

  if (info.Length() == 3
    || (!info[3]->IsObject() && !info[3]->IsString())) {
    return Nan::ThrowError("Oid id is required.");
  }
  if (info.Length() == 4 || !info[4]->IsFunction()) {
    return Nan::ThrowError("Callback is required and must be a Function.");
  }

  FromFetchheadBaton* baton = new FromFetchheadBaton();

  baton->error_code = GIT_OK;
  baton->error = NULL;

// start convert_from_v8 block
  git_repository * from_repo = NULL;
from_repo = Nan::ObjectWrap::Unwrap<GitRepository>(Nan::To<v8::Object>(info[0]).ToLocalChecked())->GetValue();
// end convert_from_v8 block
          baton->repo = from_repo;
// start convert_from_v8 block
  const char * from_branch_name = NULL;

  Nan::Utf8String branch_name(Nan::To<v8::String>(info[1]).ToLocalChecked());
  // malloc with one extra byte so we can add the terminating null character C-strings expect:
  from_branch_name = (const char *) malloc(branch_name.length() + 1);
  // copy the characters from the nodejs string into our C-string (used instead of strdup or strcpy because nulls in
  // the middle of strings are valid coming from nodejs):
  memcpy((void *)from_branch_name, *branch_name, branch_name.length());
  // ensure the final byte of our new string is null, extra casts added to ensure compatibility with various C types
  // used in the nodejs binding generation:
  memset((void *)(((char *)from_branch_name) + branch_name.length()), 0, 1);
// end convert_from_v8 block
          baton->branch_name = from_branch_name;
// start convert_from_v8 block
  const char * from_remote_url = NULL;

  Nan::Utf8String remote_url(Nan::To<v8::String>(info[2]).ToLocalChecked());
  // malloc with one extra byte so we can add the terminating null character C-strings expect:
  from_remote_url = (const char *) malloc(remote_url.length() + 1);
  // copy the characters from the nodejs string into our C-string (used instead of strdup or strcpy because nulls in
  // the middle of strings are valid coming from nodejs):
  memcpy((void *)from_remote_url, *remote_url, remote_url.length());
  // ensure the final byte of our new string is null, extra casts added to ensure compatibility with various C types
  // used in the nodejs binding generation:
  memset((void *)(((char *)from_remote_url) + remote_url.length()), 0, 1);
// end convert_from_v8 block
          baton->remote_url = from_remote_url;
// start convert_from_v8 block
  const git_oid * from_id = NULL;
  if (info[3]->IsString()) {
    // Try and parse in a string to a git_oid
    Nan::Utf8String oidString(Nan::To<v8::String>(info[3]).ToLocalChecked());
    git_oid *oidOut = (git_oid *)malloc(sizeof(git_oid));

    if (git_oid_fromstr(oidOut, (const char *) strdup(*oidString)) != GIT_OK) {
      free(oidOut);

      if (git_error_last()) {
        return Nan::ThrowError(git_error_last()->message);
      } else {
        return Nan::ThrowError("Unknown Error");
      }
    }

    from_id = oidOut;
  }
  else {
from_id = Nan::ObjectWrap::Unwrap<GitOid>(Nan::To<v8::Object>(info[3]).ToLocalChecked())->GetValue();
  }
// end convert_from_v8 block
          baton->id = from_id;
            baton->idNeedsFree = info[3]->IsString();

  Nan::Callback *callback = new Nan::Callback(v8::Local<Function>::Cast(info[4]));
  FromFetchheadWorker *worker = new FromFetchheadWorker(baton, callback);

             worker->Reference<GitRepository>("repo", info[0]);
             worker->Reference("branch_name", info[1]);
            worker->Reference("remote_url", info[2]);
              worker->Reference<GitOid>("id", info[3]);
  
  nodegit::Context *nodegitContext = reinterpret_cast<nodegit::Context *>(info.Data().As<External>()->Value());
  nodegitContext->QueueWorker(worker);
  return;
}

nodegit::LockMaster GitAnnotatedCommit::FromFetchheadWorker::AcquireLocks() {
  nodegit::LockMaster lockMaster(
    /*asyncAction: */true
          ,baton->repo
          ,baton->branch_name
          ,baton->remote_url
          ,baton->id
  );

  return lockMaster;
}

void GitAnnotatedCommit::FromFetchheadWorker::Execute() {
  git_error_clear();

    int result = git_annotated_commit_from_fetchhead(
&baton->out,baton->repo,baton->branch_name,baton->remote_url,baton->id  );

      baton->error_code = result;

      if (result != GIT_OK && git_error_last() != NULL) {
        baton->error = git_error_dup(git_error_last());
      }

}

void GitAnnotatedCommit::FromFetchheadWorker::HandleErrorCallback() {
  if (!GetIsCancelled()) {
    v8::Local<v8::Object> err = Nan::To<v8::Object>(Nan::Error(ErrorMessage())).ToLocalChecked();
    Nan::Set(err, Nan::New("errorFunction").ToLocalChecked(), Nan::New("AnnotatedCommit.fromFetchhead").ToLocalChecked());
    v8::Local<v8::Value> argv[1] = {
      err
    };
    callback->Call(1, argv, async_resource);
  }

  if (baton->error) {
    if (baton->error->message) {
      free((void *)baton->error->message);
    }

    free((void *)baton->error);
  }

      git_annotated_commit_free(baton->out);
      if (baton->idNeedsFree) {
        baton->idNeedsFree = false;
        free((void *)baton->id);
      }

  delete baton;
}

void GitAnnotatedCommit::FromFetchheadWorker::HandleOKCallback() {
    if (baton->error_code == GIT_OK) {
    v8::Local<v8::Value> v8ConversionSlot;
// start convert_to_v8 block
    if (baton->out != NULL) {
      v8::Local<v8::Array> owners = Nan::New<Array>(0);
            Nan::Set(owners, Nan::New<v8::Number>(owners->Length()), Nan::To<v8::Object>(this->GetFromPersistent("repo")).ToLocalChecked());
             v8ConversionSlot = GitAnnotatedCommit::New(
        baton->out,
        true
          , owners
       );
   }
  else {
    v8ConversionSlot = Nan::Null();
  }
  // end convert_to_v8 block
      v8::Local<v8::Value> result = v8ConversionSlot;

    v8::Local<v8::Value> argv[2] = {
      Nan::Null(),
      result
    };
    callback->Call(2, argv, async_resource);
  } else {
    if (baton->error) {
      v8::Local<v8::Object> err;
      if (baton->error->message) {
        err = Nan::To<v8::Object>(Nan::Error(baton->error->message)).ToLocalChecked();
      } else {
        err = Nan::To<v8::Object>(Nan::Error("Method fromFetchhead has thrown an error.")).ToLocalChecked();
      }
      Nan::Set(err, Nan::New("errno").ToLocalChecked(), Nan::New(baton->error_code));
      Nan::Set(err, Nan::New("errorFunction").ToLocalChecked(), Nan::New("AnnotatedCommit.fromFetchhead").ToLocalChecked());
      v8::Local<v8::Value> argv[1] = {
        err
      };
      callback->Call(1, argv, async_resource);
      if (baton->error->message)
        free((void *)baton->error->message);
      free((void *)baton->error);
    } else if (baton->error_code < 0) {
      std::queue< v8::Local<v8::Value> > workerArguments;
              workerArguments.push(GetFromPersistent("repo"));
              workerArguments.push(GetFromPersistent("branch_name"));
              workerArguments.push(GetFromPersistent("remote_url"));
              workerArguments.push(GetFromPersistent("id"));
      bool callbackFired = false;
      while(!workerArguments.empty()) {
        v8::Local<v8::Value> node = workerArguments.front();
        workerArguments.pop();

        if (
          !node->IsObject()
          || node->IsArray()
          || node->IsBooleanObject()
          || node->IsDate()
          || node->IsFunction()
          || node->IsNumberObject()
          || node->IsRegExp()
          || node->IsStringObject()
        ) {
          continue;
        }

        v8::Local<v8::Object> nodeObj = Nan::To<v8::Object>(node).ToLocalChecked();
        v8::Local<v8::Value> checkValue = GetPrivate(nodeObj, Nan::New("NodeGitPromiseError").ToLocalChecked());

        if (!checkValue.IsEmpty() && !checkValue->IsNull() && !checkValue->IsUndefined()) {
          v8::Local<v8::Value> argv[1] = {
            Nan::To<v8::Object>(checkValue).ToLocalChecked()
          };
          callback->Call(1, argv, async_resource);
          callbackFired = true;
          break;
        }

        v8::Local<v8::Array> properties = Nan::GetPropertyNames(nodeObj).ToLocalChecked();
        for (unsigned int propIndex = 0; propIndex < properties->Length(); ++propIndex) {
          v8::Local<v8::String> propName = Nan::To<v8::String>(Nan::Get(properties, propIndex).ToLocalChecked()).ToLocalChecked();
          v8::Local<v8::Value> nodeToQueue = Nan::Get(nodeObj, propName).ToLocalChecked();
          if (!nodeToQueue->IsUndefined()) {
            workerArguments.push(nodeToQueue);
          }
        }
      }

      if (!callbackFired) {
        v8::Local<v8::Object> err = Nan::To<v8::Object>(Nan::Error("Method fromFetchhead has thrown an error.")).ToLocalChecked();
        Nan::Set(err, Nan::New("errno").ToLocalChecked(), Nan::New(baton->error_code));
        Nan::Set(err, Nan::New("errorFunction").ToLocalChecked(), Nan::New("AnnotatedCommit.fromFetchhead").ToLocalChecked());
        v8::Local<v8::Value> argv[1] = {
          err
        };
        callback->Call(1, argv, async_resource);
      }
    } else {
      callback->Call(0, NULL, async_resource);
    }

        git_annotated_commit_free(baton->out);
  }

      if (baton->idNeedsFree) {
        baton->idNeedsFree = false;
        free((void *)baton->id);
      }

  delete baton;
}

  
/*
  * @param Repository repo
   * @param Reference ref
    * @param AnnotatedCommit callback
   */
NAN_METHOD(GitAnnotatedCommit::FromRef) {

  if (info.Length() == 0 || !info[0]->IsObject()) {
    return Nan::ThrowError("Repository repo is required.");
  }

  if (info.Length() == 1 || !info[1]->IsObject()) {
    return Nan::ThrowError("Reference ref is required.");
  }

  if (info.Length() == 2 || !info[2]->IsFunction()) {
    return Nan::ThrowError("Callback is required and must be a Function.");
  }

  FromRefBaton* baton = new FromRefBaton();

  baton->error_code = GIT_OK;
  baton->error = NULL;

// start convert_from_v8 block
  git_repository * from_repo = NULL;
from_repo = Nan::ObjectWrap::Unwrap<GitRepository>(Nan::To<v8::Object>(info[0]).ToLocalChecked())->GetValue();
// end convert_from_v8 block
          baton->repo = from_repo;
// start convert_from_v8 block
  const git_reference * from_ref = NULL;
from_ref = Nan::ObjectWrap::Unwrap<GitRefs>(Nan::To<v8::Object>(info[1]).ToLocalChecked())->GetValue();
// end convert_from_v8 block
          baton->ref = from_ref;

  Nan::Callback *callback = new Nan::Callback(v8::Local<Function>::Cast(info[2]));
  FromRefWorker *worker = new FromRefWorker(baton, callback);

             worker->Reference<GitRepository>("repo", info[0]);
               worker->Reference<GitRefs>("ref", info[1]);
  
  nodegit::Context *nodegitContext = reinterpret_cast<nodegit::Context *>(info.Data().As<External>()->Value());
  nodegitContext->QueueWorker(worker);
  return;
}

nodegit::LockMaster GitAnnotatedCommit::FromRefWorker::AcquireLocks() {
  nodegit::LockMaster lockMaster(
    /*asyncAction: */true
          ,baton->repo
          ,baton->ref
  );

  return lockMaster;
}

void GitAnnotatedCommit::FromRefWorker::Execute() {
  git_error_clear();

    int result = git_annotated_commit_from_ref(
&baton->out,baton->repo,baton->ref  );

      baton->error_code = result;

      if (result != GIT_OK && git_error_last() != NULL) {
        baton->error = git_error_dup(git_error_last());
      }

}

void GitAnnotatedCommit::FromRefWorker::HandleErrorCallback() {
  if (!GetIsCancelled()) {
    v8::Local<v8::Object> err = Nan::To<v8::Object>(Nan::Error(ErrorMessage())).ToLocalChecked();
    Nan::Set(err, Nan::New("errorFunction").ToLocalChecked(), Nan::New("AnnotatedCommit.fromRef").ToLocalChecked());
    v8::Local<v8::Value> argv[1] = {
      err
    };
    callback->Call(1, argv, async_resource);
  }

  if (baton->error) {
    if (baton->error->message) {
      free((void *)baton->error->message);
    }

    free((void *)baton->error);
  }

      git_annotated_commit_free(baton->out);

  delete baton;
}

void GitAnnotatedCommit::FromRefWorker::HandleOKCallback() {
    if (baton->error_code == GIT_OK) {
    v8::Local<v8::Value> v8ConversionSlot;
// start convert_to_v8 block
    if (baton->out != NULL) {
      v8::Local<v8::Array> owners = Nan::New<Array>(0);
            Nan::Set(owners, Nan::New<v8::Number>(owners->Length()), Nan::To<v8::Object>(this->GetFromPersistent("repo")).ToLocalChecked());
             v8ConversionSlot = GitAnnotatedCommit::New(
        baton->out,
        true
          , owners
       );
   }
  else {
    v8ConversionSlot = Nan::Null();
  }
  // end convert_to_v8 block
      v8::Local<v8::Value> result = v8ConversionSlot;

    v8::Local<v8::Value> argv[2] = {
      Nan::Null(),
      result
    };
    callback->Call(2, argv, async_resource);
  } else {
    if (baton->error) {
      v8::Local<v8::Object> err;
      if (baton->error->message) {
        err = Nan::To<v8::Object>(Nan::Error(baton->error->message)).ToLocalChecked();
      } else {
        err = Nan::To<v8::Object>(Nan::Error("Method fromRef has thrown an error.")).ToLocalChecked();
      }
      Nan::Set(err, Nan::New("errno").ToLocalChecked(), Nan::New(baton->error_code));
      Nan::Set(err, Nan::New("errorFunction").ToLocalChecked(), Nan::New("AnnotatedCommit.fromRef").ToLocalChecked());
      v8::Local<v8::Value> argv[1] = {
        err
      };
      callback->Call(1, argv, async_resource);
      if (baton->error->message)
        free((void *)baton->error->message);
      free((void *)baton->error);
    } else if (baton->error_code < 0) {
      std::queue< v8::Local<v8::Value> > workerArguments;
              workerArguments.push(GetFromPersistent("repo"));
              workerArguments.push(GetFromPersistent("ref"));
      bool callbackFired = false;
      while(!workerArguments.empty()) {
        v8::Local<v8::Value> node = workerArguments.front();
        workerArguments.pop();

        if (
          !node->IsObject()
          || node->IsArray()
          || node->IsBooleanObject()
          || node->IsDate()
          || node->IsFunction()
          || node->IsNumberObject()
          || node->IsRegExp()
          || node->IsStringObject()
        ) {
          continue;
        }

        v8::Local<v8::Object> nodeObj = Nan::To<v8::Object>(node).ToLocalChecked();
        v8::Local<v8::Value> checkValue = GetPrivate(nodeObj, Nan::New("NodeGitPromiseError").ToLocalChecked());

        if (!checkValue.IsEmpty() && !checkValue->IsNull() && !checkValue->IsUndefined()) {
          v8::Local<v8::Value> argv[1] = {
            Nan::To<v8::Object>(checkValue).ToLocalChecked()
          };
          callback->Call(1, argv, async_resource);
          callbackFired = true;
          break;
        }

        v8::Local<v8::Array> properties = Nan::GetPropertyNames(nodeObj).ToLocalChecked();
        for (unsigned int propIndex = 0; propIndex < properties->Length(); ++propIndex) {
          v8::Local<v8::String> propName = Nan::To<v8::String>(Nan::Get(properties, propIndex).ToLocalChecked()).ToLocalChecked();
          v8::Local<v8::Value> nodeToQueue = Nan::Get(nodeObj, propName).ToLocalChecked();
          if (!nodeToQueue->IsUndefined()) {
            workerArguments.push(nodeToQueue);
          }
        }
      }

      if (!callbackFired) {
        v8::Local<v8::Object> err = Nan::To<v8::Object>(Nan::Error("Method fromRef has thrown an error.")).ToLocalChecked();
        Nan::Set(err, Nan::New("errno").ToLocalChecked(), Nan::New(baton->error_code));
        Nan::Set(err, Nan::New("errorFunction").ToLocalChecked(), Nan::New("AnnotatedCommit.fromRef").ToLocalChecked());
        v8::Local<v8::Value> argv[1] = {
          err
        };
        callback->Call(1, argv, async_resource);
      }
    } else {
      callback->Call(0, NULL, async_resource);
    }

        git_annotated_commit_free(baton->out);
  }


  delete baton;
}

  
/*
  * @param Repository repo
   * @param String revspec
    * @param AnnotatedCommit callback
   */
NAN_METHOD(GitAnnotatedCommit::FromRevspec) {

  if (info.Length() == 0 || !info[0]->IsObject()) {
    return Nan::ThrowError("Repository repo is required.");
  }

  if (info.Length() == 1 || !info[1]->IsString()) {
    return Nan::ThrowError("String revspec is required.");
  }

  if (info.Length() == 2 || !info[2]->IsFunction()) {
    return Nan::ThrowError("Callback is required and must be a Function.");
  }

  FromRevspecBaton* baton = new FromRevspecBaton();

  baton->error_code = GIT_OK;
  baton->error = NULL;

// start convert_from_v8 block
  git_repository * from_repo = NULL;
from_repo = Nan::ObjectWrap::Unwrap<GitRepository>(Nan::To<v8::Object>(info[0]).ToLocalChecked())->GetValue();
// end convert_from_v8 block
          baton->repo = from_repo;
// start convert_from_v8 block
  const char * from_revspec = NULL;

  Nan::Utf8String revspec(Nan::To<v8::String>(info[1]).ToLocalChecked());
  // malloc with one extra byte so we can add the terminating null character C-strings expect:
  from_revspec = (const char *) malloc(revspec.length() + 1);
  // copy the characters from the nodejs string into our C-string (used instead of strdup or strcpy because nulls in
  // the middle of strings are valid coming from nodejs):
  memcpy((void *)from_revspec, *revspec, revspec.length());
  // ensure the final byte of our new string is null, extra casts added to ensure compatibility with various C types
  // used in the nodejs binding generation:
  memset((void *)(((char *)from_revspec) + revspec.length()), 0, 1);
// end convert_from_v8 block
          baton->revspec = from_revspec;

  Nan::Callback *callback = new Nan::Callback(v8::Local<Function>::Cast(info[2]));
  FromRevspecWorker *worker = new FromRevspecWorker(baton, callback);

             worker->Reference<GitRepository>("repo", info[0]);
             worker->Reference("revspec", info[1]);
 
  nodegit::Context *nodegitContext = reinterpret_cast<nodegit::Context *>(info.Data().As<External>()->Value());
  nodegitContext->QueueWorker(worker);
  return;
}

nodegit::LockMaster GitAnnotatedCommit::FromRevspecWorker::AcquireLocks() {
  nodegit::LockMaster lockMaster(
    /*asyncAction: */true
          ,baton->repo
          ,baton->revspec
  );

  return lockMaster;
}

void GitAnnotatedCommit::FromRevspecWorker::Execute() {
  git_error_clear();

    int result = git_annotated_commit_from_revspec(
&baton->out,baton->repo,baton->revspec  );

      baton->error_code = result;

      if (result != GIT_OK && git_error_last() != NULL) {
        baton->error = git_error_dup(git_error_last());
      }

}

void GitAnnotatedCommit::FromRevspecWorker::HandleErrorCallback() {
  if (!GetIsCancelled()) {
    v8::Local<v8::Object> err = Nan::To<v8::Object>(Nan::Error(ErrorMessage())).ToLocalChecked();
    Nan::Set(err, Nan::New("errorFunction").ToLocalChecked(), Nan::New("AnnotatedCommit.fromRevspec").ToLocalChecked());
    v8::Local<v8::Value> argv[1] = {
      err
    };
    callback->Call(1, argv, async_resource);
  }

  if (baton->error) {
    if (baton->error->message) {
      free((void *)baton->error->message);
    }

    free((void *)baton->error);
  }

      git_annotated_commit_free(baton->out);

  delete baton;
}

void GitAnnotatedCommit::FromRevspecWorker::HandleOKCallback() {
    if (baton->error_code == GIT_OK) {
    v8::Local<v8::Value> v8ConversionSlot;
// start convert_to_v8 block
    if (baton->out != NULL) {
      v8::Local<v8::Array> owners = Nan::New<Array>(0);
            Nan::Set(owners, Nan::New<v8::Number>(owners->Length()), Nan::To<v8::Object>(this->GetFromPersistent("repo")).ToLocalChecked());
             v8ConversionSlot = GitAnnotatedCommit::New(
        baton->out,
        true
          , owners
       );
   }
  else {
    v8ConversionSlot = Nan::Null();
  }
  // end convert_to_v8 block
      v8::Local<v8::Value> result = v8ConversionSlot;

    v8::Local<v8::Value> argv[2] = {
      Nan::Null(),
      result
    };
    callback->Call(2, argv, async_resource);
  } else {
    if (baton->error) {
      v8::Local<v8::Object> err;
      if (baton->error->message) {
        err = Nan::To<v8::Object>(Nan::Error(baton->error->message)).ToLocalChecked();
      } else {
        err = Nan::To<v8::Object>(Nan::Error("Method fromRevspec has thrown an error.")).ToLocalChecked();
      }
      Nan::Set(err, Nan::New("errno").ToLocalChecked(), Nan::New(baton->error_code));
      Nan::Set(err, Nan::New("errorFunction").ToLocalChecked(), Nan::New("AnnotatedCommit.fromRevspec").ToLocalChecked());
      v8::Local<v8::Value> argv[1] = {
        err
      };
      callback->Call(1, argv, async_resource);
      if (baton->error->message)
        free((void *)baton->error->message);
      free((void *)baton->error);
    } else if (baton->error_code < 0) {
      std::queue< v8::Local<v8::Value> > workerArguments;
              workerArguments.push(GetFromPersistent("repo"));
              workerArguments.push(GetFromPersistent("revspec"));
      bool callbackFired = false;
      while(!workerArguments.empty()) {
        v8::Local<v8::Value> node = workerArguments.front();
        workerArguments.pop();

        if (
          !node->IsObject()
          || node->IsArray()
          || node->IsBooleanObject()
          || node->IsDate()
          || node->IsFunction()
          || node->IsNumberObject()
          || node->IsRegExp()
          || node->IsStringObject()
        ) {
          continue;
        }

        v8::Local<v8::Object> nodeObj = Nan::To<v8::Object>(node).ToLocalChecked();
        v8::Local<v8::Value> checkValue = GetPrivate(nodeObj, Nan::New("NodeGitPromiseError").ToLocalChecked());

        if (!checkValue.IsEmpty() && !checkValue->IsNull() && !checkValue->IsUndefined()) {
          v8::Local<v8::Value> argv[1] = {
            Nan::To<v8::Object>(checkValue).ToLocalChecked()
          };
          callback->Call(1, argv, async_resource);
          callbackFired = true;
          break;
        }

        v8::Local<v8::Array> properties = Nan::GetPropertyNames(nodeObj).ToLocalChecked();
        for (unsigned int propIndex = 0; propIndex < properties->Length(); ++propIndex) {
          v8::Local<v8::String> propName = Nan::To<v8::String>(Nan::Get(properties, propIndex).ToLocalChecked()).ToLocalChecked();
          v8::Local<v8::Value> nodeToQueue = Nan::Get(nodeObj, propName).ToLocalChecked();
          if (!nodeToQueue->IsUndefined()) {
            workerArguments.push(nodeToQueue);
          }
        }
      }

      if (!callbackFired) {
        v8::Local<v8::Object> err = Nan::To<v8::Object>(Nan::Error("Method fromRevspec has thrown an error.")).ToLocalChecked();
        Nan::Set(err, Nan::New("errno").ToLocalChecked(), Nan::New(baton->error_code));
        Nan::Set(err, Nan::New("errorFunction").ToLocalChecked(), Nan::New("AnnotatedCommit.fromRevspec").ToLocalChecked());
        v8::Local<v8::Value> argv[1] = {
          err
        };
        callback->Call(1, argv, async_resource);
      }
    } else {
      callback->Call(0, NULL, async_resource);
    }

        git_annotated_commit_free(baton->out);
  }


  delete baton;
}

   
/*
     * @return Oid  result    */
NAN_METHOD(GitAnnotatedCommit::Id) {
  Nan::EscapableHandleScope scope;


  git_error_clear();

  { // lock master scope start
    nodegit::LockMaster lockMaster(
      /*asyncAction: */false
            ,
              Nan::ObjectWrap::Unwrap<GitAnnotatedCommit>(info.This())->GetValue()
    );

 const git_oid * result =     git_annotated_commit_id(
          Nan::ObjectWrap::Unwrap<GitAnnotatedCommit>(info.This())->GetValue()
    );

        // null checks on pointers
        if (!result) {
          return info.GetReturnValue().Set(scope.Escape(Nan::Undefined()));
        }

      v8::Local<v8::Value> v8ConversionSlot;
// start convert_to_v8 block
    if (result != NULL) {
      v8::Local<v8::Array> owners = Nan::New<Array>(0);
            Nan::Set(owners, owners->Length(), info.This());
          v8ConversionSlot = GitOid::New(
        result,
        true
          , owners
       );
   }
  else {
    v8ConversionSlot = Nan::Null();
  }
  // end convert_to_v8 block
        return info.GetReturnValue().Set(scope.Escape(v8ConversionSlot));
  }
}
  
/*
  * @param Repository repo
   * @param Oid id
    * @param AnnotatedCommit callback
   */
NAN_METHOD(GitAnnotatedCommit::Lookup) {

  if (info.Length() == 0 || !info[0]->IsObject()) {
    return Nan::ThrowError("Repository repo is required.");
  }

  if (info.Length() == 1
    || (!info[1]->IsObject() && !info[1]->IsString())) {
    return Nan::ThrowError("Oid id is required.");
  }
  if (info.Length() == 2 || !info[2]->IsFunction()) {
    return Nan::ThrowError("Callback is required and must be a Function.");
  }

  LookupBaton* baton = new LookupBaton();

  baton->error_code = GIT_OK;
  baton->error = NULL;

// start convert_from_v8 block
  git_repository * from_repo = NULL;
from_repo = Nan::ObjectWrap::Unwrap<GitRepository>(Nan::To<v8::Object>(info[0]).ToLocalChecked())->GetValue();
// end convert_from_v8 block
          baton->repo = from_repo;
// start convert_from_v8 block
  const git_oid * from_id = NULL;
  if (info[1]->IsString()) {
    // Try and parse in a string to a git_oid
    Nan::Utf8String oidString(Nan::To<v8::String>(info[1]).ToLocalChecked());
    git_oid *oidOut = (git_oid *)malloc(sizeof(git_oid));

    if (git_oid_fromstr(oidOut, (const char *) strdup(*oidString)) != GIT_OK) {
      free(oidOut);

      if (git_error_last()) {
        return Nan::ThrowError(git_error_last()->message);
      } else {
        return Nan::ThrowError("Unknown Error");
      }
    }

    from_id = oidOut;
  }
  else {
from_id = Nan::ObjectWrap::Unwrap<GitOid>(Nan::To<v8::Object>(info[1]).ToLocalChecked())->GetValue();
  }
// end convert_from_v8 block
          baton->id = from_id;
            baton->idNeedsFree = info[1]->IsString();

  Nan::Callback *callback = new Nan::Callback(v8::Local<Function>::Cast(info[2]));
  LookupWorker *worker = new LookupWorker(baton, callback);

             worker->Reference<GitRepository>("repo", info[0]);
               worker->Reference<GitOid>("id", info[1]);
  
  nodegit::Context *nodegitContext = reinterpret_cast<nodegit::Context *>(info.Data().As<External>()->Value());
  nodegitContext->QueueWorker(worker);
  return;
}

nodegit::LockMaster GitAnnotatedCommit::LookupWorker::AcquireLocks() {
  nodegit::LockMaster lockMaster(
    /*asyncAction: */true
          ,baton->repo
          ,baton->id
  );

  return lockMaster;
}

void GitAnnotatedCommit::LookupWorker::Execute() {
  git_error_clear();

    int result = git_annotated_commit_lookup(
&baton->out,baton->repo,baton->id  );

      baton->error_code = result;

      if (result != GIT_OK && git_error_last() != NULL) {
        baton->error = git_error_dup(git_error_last());
      }

}

void GitAnnotatedCommit::LookupWorker::HandleErrorCallback() {
  if (!GetIsCancelled()) {
    v8::Local<v8::Object> err = Nan::To<v8::Object>(Nan::Error(ErrorMessage())).ToLocalChecked();
    Nan::Set(err, Nan::New("errorFunction").ToLocalChecked(), Nan::New("AnnotatedCommit.lookup").ToLocalChecked());
    v8::Local<v8::Value> argv[1] = {
      err
    };
    callback->Call(1, argv, async_resource);
  }

  if (baton->error) {
    if (baton->error->message) {
      free((void *)baton->error->message);
    }

    free((void *)baton->error);
  }

      git_annotated_commit_free(baton->out);
      if (baton->idNeedsFree) {
        baton->idNeedsFree = false;
        free((void *)baton->id);
      }

  delete baton;
}

void GitAnnotatedCommit::LookupWorker::HandleOKCallback() {
    if (baton->error_code == GIT_OK) {
    v8::Local<v8::Value> v8ConversionSlot;
// start convert_to_v8 block
    if (baton->out != NULL) {
      v8::Local<v8::Array> owners = Nan::New<Array>(0);
            Nan::Set(owners, Nan::New<v8::Number>(owners->Length()), Nan::To<v8::Object>(this->GetFromPersistent("repo")).ToLocalChecked());
             v8ConversionSlot = GitAnnotatedCommit::New(
        baton->out,
        true
          , owners
       );
   }
  else {
    v8ConversionSlot = Nan::Null();
  }
  // end convert_to_v8 block
      v8::Local<v8::Value> result = v8ConversionSlot;

    v8::Local<v8::Value> argv[2] = {
      Nan::Null(),
      result
    };
    callback->Call(2, argv, async_resource);
  } else {
    if (baton->error) {
      v8::Local<v8::Object> err;
      if (baton->error->message) {
        err = Nan::To<v8::Object>(Nan::Error(baton->error->message)).ToLocalChecked();
      } else {
        err = Nan::To<v8::Object>(Nan::Error("Method lookup has thrown an error.")).ToLocalChecked();
      }
      Nan::Set(err, Nan::New("errno").ToLocalChecked(), Nan::New(baton->error_code));
      Nan::Set(err, Nan::New("errorFunction").ToLocalChecked(), Nan::New("AnnotatedCommit.lookup").ToLocalChecked());
      v8::Local<v8::Value> argv[1] = {
        err
      };
      callback->Call(1, argv, async_resource);
      if (baton->error->message)
        free((void *)baton->error->message);
      free((void *)baton->error);
    } else if (baton->error_code < 0) {
      std::queue< v8::Local<v8::Value> > workerArguments;
              workerArguments.push(GetFromPersistent("repo"));
              workerArguments.push(GetFromPersistent("id"));
      bool callbackFired = false;
      while(!workerArguments.empty()) {
        v8::Local<v8::Value> node = workerArguments.front();
        workerArguments.pop();

        if (
          !node->IsObject()
          || node->IsArray()
          || node->IsBooleanObject()
          || node->IsDate()
          || node->IsFunction()
          || node->IsNumberObject()
          || node->IsRegExp()
          || node->IsStringObject()
        ) {
          continue;
        }

        v8::Local<v8::Object> nodeObj = Nan::To<v8::Object>(node).ToLocalChecked();
        v8::Local<v8::Value> checkValue = GetPrivate(nodeObj, Nan::New("NodeGitPromiseError").ToLocalChecked());

        if (!checkValue.IsEmpty() && !checkValue->IsNull() && !checkValue->IsUndefined()) {
          v8::Local<v8::Value> argv[1] = {
            Nan::To<v8::Object>(checkValue).ToLocalChecked()
          };
          callback->Call(1, argv, async_resource);
          callbackFired = true;
          break;
        }

        v8::Local<v8::Array> properties = Nan::GetPropertyNames(nodeObj).ToLocalChecked();
        for (unsigned int propIndex = 0; propIndex < properties->Length(); ++propIndex) {
          v8::Local<v8::String> propName = Nan::To<v8::String>(Nan::Get(properties, propIndex).ToLocalChecked()).ToLocalChecked();
          v8::Local<v8::Value> nodeToQueue = Nan::Get(nodeObj, propName).ToLocalChecked();
          if (!nodeToQueue->IsUndefined()) {
            workerArguments.push(nodeToQueue);
          }
        }
      }

      if (!callbackFired) {
        v8::Local<v8::Object> err = Nan::To<v8::Object>(Nan::Error("Method lookup has thrown an error.")).ToLocalChecked();
        Nan::Set(err, Nan::New("errno").ToLocalChecked(), Nan::New(baton->error_code));
        Nan::Set(err, Nan::New("errorFunction").ToLocalChecked(), Nan::New("AnnotatedCommit.lookup").ToLocalChecked());
        v8::Local<v8::Value> argv[1] = {
          err
        };
        callback->Call(1, argv, async_resource);
      }
    } else {
      callback->Call(0, NULL, async_resource);
    }

        git_annotated_commit_free(baton->out);
  }

      if (baton->idNeedsFree) {
        baton->idNeedsFree = false;
        free((void *)baton->id);
      }

  delete baton;
}

   
/*
     * @return String  result    */
NAN_METHOD(GitAnnotatedCommit::Ref) {
  Nan::EscapableHandleScope scope;


  git_error_clear();

  { // lock master scope start
    nodegit::LockMaster lockMaster(
      /*asyncAction: */false
            ,
              Nan::ObjectWrap::Unwrap<GitAnnotatedCommit>(info.This())->GetValue()
    );

 const char * result =     git_annotated_commit_ref(
          Nan::ObjectWrap::Unwrap<GitAnnotatedCommit>(info.This())->GetValue()
    );

        // null checks on pointers
        if (!result) {
          return info.GetReturnValue().Set(scope.Escape(Nan::Undefined()));
        }

      v8::Local<v8::Value> v8ConversionSlot;
// start convert_to_v8 block
  if (result){
       v8ConversionSlot = Nan::New<v8::String>(result).ToLocalChecked();
   }
  else {
    v8ConversionSlot = Nan::Null();
  }

  // end convert_to_v8 block
        return info.GetReturnValue().Set(scope.Escape(v8ConversionSlot));
  }
}
    // force base class template instantiation, to make sure we get all the
// methods, statics, etc.
template class NodeGitWrapper<GitAnnotatedCommitTraits>;
 